Replacement Impeller O-ring for Penn Plax Cascade Canister Filters. This O-ring maintains a quality seal and protects the impeller from leaks and water damage. Fits Cascade models 700 and 1000.
- Replacement Impeller O-ring for Penn Plax Canister Filters
- Fits models Cascade 700 and Cascade 1000
- Maintains an effective seal to prevent damage to impeller